Platelets, also called thrombocytes, are the smallest cell type in the blood. Other major blood components include plasma, white blood cells, and red blood cells. The primary function of platelets is to aid in the blood clotting process. When activated, these cells adhere to one another to block the flow of blood from damaged blood vessels.
Federal Direct Unsubsidized Loan. A Federal Direct Unsubsidized Loan is a non-need based, low-interest loan with flexible repayment options. It is available to both undergraduate and graduate students.
Federal Direct Subsidized and Unsubsidized loans are the most common and one of the lowest-cost forms of education funding. 1  Interest rate is fixed. 2  Available to students attending at least half time. 3  Loan fee deducted prior to disbursement.